ASTM C12A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM C12A

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AISI ASTM C12A

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This page is mainly introduced the ASTM C12A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ASTM C12A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ASTM C12A
  • Steel Garde:ASTM C12A
  • Type:Special Alloy
  • Country:USA
  • Standard:AISI
  • Application:

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 239~917 σb/MPa
Yield Strength 505 σ 0.2 ≥/MPa
Elongation 95 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 479~655 -
HRC 30 -

Physical Properties

Thermal expansion 80-10 e-6/K
Thermal conductivity 71-21 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9993-4979 째C
Density 5036-3009 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
ASTM C12A Special Alloy Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download